Hernández, Helder, Valentín del Rio, Hilton Franqui, Orlando Rodríguez-Vilá, and Juan C. Sotomonte. “Proceedings of the Second Electrophysiology Symposium of the PR Chapter of the ACC”. Puerto Rico Health Sciences Journal 33, no. 3 (December 1, 2014). Accessed November 2, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/959.